CVE-2025-23199
Stored XSS-LibreNMS-Ports in librenms
In short
LibreNMS allows attackers to inject malicious scripts into port descriptions that execute when users view the affected page. This can lead to unauthorized actions or theft of sensitive data.
Technical detail
Stored XSS vulnerability in `/ajax_form.php` parameter `descr` allows remote attackers to persist malicious JavaScript that executes in the context of other users' browsers. Exploitation requires ability to modify port descriptions; impact includes session hijacking, credential theft, and unauthorized administrative actions. Fixed in version 24.11.0.
Summary generated and translated by AI from the official description.
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameter: `/ajax_form.php` -> param: descr. Librenms version up to 24.10.1 allow remote attackers to inject malicious scripts. When a user views or interacts with the page displaying the data, the malicious script executes immediately, leading to potential unauthorized actions or data exposure. This issue has been addressed in release version 24.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Affected products
librenms · librenmsWant to know if your infrastructure is exposed to this?
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